Saturday

April 19, 2014

April 19, 2014

Posted by **Lily** on Sunday, May 26, 2013 at 5:06pm.

a. Find an equation for the perimeter P in terms of W and L .

b. Use the given area to write an equation that relates W and L .

c. Find the pen dimensions that require the minimum amount of fencing.

Width =

Length =

- Calculus -
**Jack**, Sunday, May 26, 2013 at 6:46pmP = 2L + 2W

150 = LW

150/L = W

P = 2L + 300/L

Can you finish from here?

**Related Questions**

Math: Pre-calculus - A rancher wants to build a rectangular pen with an area of ...

Calculus - A rancher wants to make a rectangular pen to house her animals. She ...

Calculus - A rancher wants to build a rectangular pen with an area of 150 m^2? a...

Calculus - A rancher wants to make an animal pen by fencing in an area of ...

calculus - A rancher has 1000 feet of fencing with which to enclose two adjacent...

math - a farmer has enough fencing to build 40 feet of fence. He wishes to build...

Math please help - A farmer has 120 feet of fencing available to build a ...

algebra - Marcus has 72 feet of fencing. He wants to build a rectangular pen ...

Math7 - poul has 124.8m of encing to build a rectangular pen. He wants the pen ...

Calculus - A rancher plans to make four identical and adjacent rectangular pens ...